<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
  </head>
  <body>
    <div class="box">
      <div class="father animate__animated animate__bounce">居中</div>
      <div class="father2">居中2</div>
      <div class="father3">
        <!-- 这两个标签如果换行就放不到一行里面 -->
        <div class="inline-block left"><span class="inline-block span-left">left</span></div><div class="inline-block right">right</div>
      </div>
      <div class="father4"></div>
    </div>
  </body>
</html>
